Home / 286,868.48-395,830.40-159,527.04

Finding the Fourth Proportional to 286,868.48, 395,830.40 and 159,527.04

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Solution

The fourth proportional to 286,868.48, 395,830.40 and 159,527.04 is: 220,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,868.48 : 395,830.40 = 159,527.04 : x
  2. Step 2: Convert to fraction form
    286,868.48/395,830.40 = 159,527.04/x
  3. Step 3: Cross multiply
    286,868.48x = 395,830.40 × 159,527.04
  4. Step 4: Simplify right side
    286,868.48x = 63,145,652,054.02
  5. Step 5: Solve for x
    x = 63,145,652,054.02/286,868.48
  6. Step 6: Final answer
    x = 220,120.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.